Serpent's is a prefix for Magic Items and Rare Items, available both on Charms and other items. It is directed towards either physical fighters or spellcasters, as it gives a bonus to mana.
+11-20 to Mana
Can appear on: Magic Items, Rare Items
Is available on: Amulets, Belts, Circlets, Rings, Wands, Scepters, Staves, Shields, Body Armor, Boots, Gloves, Orbs, Weapons
+13-17 Mana (Small)
+24-34 Mana (Large)
+40-59 Mana (Grand)